#include <stdio.h>
#include <stdlib.h>

int main()
{
    char inputfilename[15];
    char outputfilename[15];
    char keyfilename[15];
    char lowercaseonly[10000];
    char encryptedtext[10000];
    int tempholder;
    int matrix_size;
    int matrix_size2;
    int matrix[matrix_size][matrix_size];
    int matrix_row;
    int matrix_column;
    int entryerror = 1;
    int plaintextcounter = 0;
    int encryptcounter = 0;
    int plaintexttoencrypt[matrix_size];
    int cyphertext[matrix_size];
    int plaintextlength;
    int padlength;
    int padlengthcounter;
    int encrypttemp;
    FILE *keyfile;
    FILE *inputfile;

    while (entryerror == 1) {
         printf ("Please enter the name of the file storing the key.\n");
         scanf ("%s", &keyfilename);
         keyfile = fopen( keyfilename, "r");
         if ( keyfile == 0 ){
              printf ("Could not open file please check name and try again.\n");
         }
         else  {
              entryerror=0;
         }
    }

    matrix_size = fgetc(keyfile);
    matrix_size = matrix_size - '0';

    for ( matrix_row = 0 ; matrix_row < matrix_size ; matrix_row ++ )
    {
        for ( matrix_column = 0 ; matrix_column < matrix_size ; matrix_column ++ )
        {
            fscanf(keyfile, "%i", &matrix[matrix_row][matrix_column]);
            printf ("%i %i \n", matrix_row, matrix_column);
        }

    printf (" \n");
    }

    fclose(keyfile);